Nuummite and Fayalite Physical Properties

Nuummite

Fayalite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.18-3.374.392

1 7.18

1.5 Fracture

Conchoidal

Conchoidal, ConchoidalAnthony et al, Handbook of mineralogy (2001), Conchoidal, Brittle

1.6 Cleavage

Perfect on 210

{010} moderate, {100} imperfect

1.7 Mohs Hardness

5.5-66.5-7

2 10

1.8 Chemical Composition

Not Available

Fe 2SiO 4Michael OâDonoghue , Gems, Sixth Edition (2006)

Nuummite and Fayalite Chemical Formula

While comparing Nuummite and Fayalite physical properties, the important data you should know is its chemical composition. Since chemical formula defines the molecular structure of the crystal, most of the physical properties like color, tenacity, solubility are governed by Nuummite and Fayalite chemical formula.

Chemical formula of Fayalite- Fe 2SiO 4Michael OâDonoghue , Gems, Sixth Edition (2006)

Compare Green Gemstones

Nuummite Vs Pleonaste

Nuummite Vs Phosphosiderite

Nuummite Vs Pezzottaite

Nuummite and Fayalite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Nuummite and Fayalite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Nuummite and Fayalite Optical Properties during the identification of gemstone. Specific gravity of Nuummite is 4.392 whereas that of Fayalite is 4.392.